US7285991B2 - Semiconductor device for controlling switching power supply and switching power supply unit using the same - Google Patents

Semiconductor device for controlling switching power supply and switching power supply unit using the same Download PDF

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Publication number
US7285991B2
US7285991B2 US11/258,128 US25812805A US7285991B2 US 7285991 B2 US7285991 B2 US 7285991B2 US 25812805 A US25812805 A US 25812805A US 7285991 B2 US7285991 B2 US 7285991B2
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Prior art keywords
switching
transformer
power supply
switching element
controlling
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US11/258,128
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US20060092671A1 (en
Inventor
Tetsuji Yamashita
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Nuvoton Technology Corp Japan
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Matsushita Electric Industrial Co Ltd
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Assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. reassignment MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: YAMASHITA, TETSUJI
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Assigned to PANASONIC CORPORATION reassignment PANASONIC CORPORATION CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Assigned to PANASONIC SEMICONDUCTOR SOLUTIONS CO., LTD. reassignment PANASONIC SEMICONDUCTOR SOLUTIONS CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: PANASONIC CORPORATION
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
    • H02M3/33523—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with galvanic isolation between input and output of both the power stage and the feedback loop
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
US11/258,128 2004-11-02 2005-10-26 Semiconductor device for controlling switching power supply and switching power supply unit using the same Active US7285991B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004-318633 2004-11-02
JP2004318633A JP4033855B2 (ja) 2004-11-02 2004-11-02 スイッチング電源制御用半導体装置およびそれを用いたスイッチング電源装置

Publications (2)

Publication Number Publication Date
US20060092671A1 US20060092671A1 (en) 2006-05-04
US7285991B2 true US7285991B2 (en) 2007-10-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
US11/258,128 Active US7285991B2 (en) 2004-11-02 2005-10-26 Semiconductor device for controlling switching power supply and switching power supply unit using the same

Country Status (4)

Country Link
US (1) US7285991B2 (zh)
JP (1) JP4033855B2 (zh)
KR (1) KR20060052420A (zh)
CN (1) CN100499336C (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100053998A1 (en) * 2008-08-26 2010-03-04 Sanken Electric Co., Ltd. Switching power supply device
US20130051088A1 (en) * 2010-06-15 2013-02-28 Panasonic Corporation Switching power supply device and semiconductor device
US20140177286A1 (en) * 2012-12-20 2014-06-26 Fuji Electric Co., Ltd. Quasi-resonant switching power supply

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7672448B2 (en) * 2005-06-23 2010-03-02 2Wire, Inc. Network interface device with a remote power source
US7526034B2 (en) * 2006-04-18 2009-04-28 2Wire, Inc. Method and apparatus for communicating between devices having no common electrical ground
US7965977B2 (en) * 2006-04-18 2011-06-21 2Wire, Inc. Remote antenna system
US8520835B2 (en) * 2006-04-18 2013-08-27 2Wire, Inc. Method and apparatus for providing power to a network interface device via telephone lines
US7995359B2 (en) 2009-02-05 2011-08-09 Power Integrations, Inc. Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter
US8385088B2 (en) * 2010-12-06 2013-02-26 Power Integrations, Inc. Method and apparatus for implementing an unregulated dormant mode with output reset in a power converter
US7952895B2 (en) 2008-05-29 2011-05-31 Power Integrations, Inc. Method and apparatus for implementing an unregulated dormant mode in a power converter
JP5182503B2 (ja) * 2008-08-18 2013-04-17 サンケン電気株式会社 スイッチング電源装置
CN102904448B (zh) * 2011-07-29 2015-07-22 比亚迪股份有限公司 一种开关电源的控制芯片和开关电源
CN102510607B (zh) * 2011-10-20 2014-04-23 西安理想华夏科技创新有限公司 多脉冲重叠触发led节能灯
CN102621908A (zh) * 2012-04-01 2012-08-01 杭州晟元芯片技术有限公司 一种高可靠性的低功耗控制电路及控制方法
JP5983172B2 (ja) 2012-08-10 2016-08-31 富士電機株式会社 スイッチング電源装置及びスイッチング電源装置の制御回路
TW201414167A (zh) * 2012-09-26 2014-04-01 Phihong Technology Co Ltd 結合準諧振運作模式及連續導通運作模式之控制器及其運作方法
JP6026355B2 (ja) * 2013-05-21 2016-11-16 コーセル株式会社 スイッチング電源装置
US10355601B2 (en) * 2017-03-31 2019-07-16 Astec International Limited Switched-mode power supplies having burst mode operation for reduced power consumption

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08289542A (ja) 1995-04-17 1996-11-01 Matsushita Electric Ind Co Ltd スイッチング電源装置
US6134123A (en) * 1999-12-06 2000-10-17 Sanken Electric Co., Ltd. Switch-mode DC power supply, monolithic IC and hybrid IC for the same
US6320763B2 (en) * 2000-01-11 2001-11-20 Murata Manufacturing Co., Ltd. Switching power supply unit
US6812682B2 (en) * 2001-12-06 2004-11-02 Matsushita Electric Industrial Co., Ltd. Switching power supply unit and semiconductor device for switching power supply
US6960906B2 (en) * 2002-12-20 2005-11-01 Matsushita Electric Industrial Co., Ltd. Switching power supply
US7208985B2 (en) * 2004-03-31 2007-04-24 Matsushita Electric Industrial Co., Ltd. Semiconductor device for controlling switching power supply

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08289542A (ja) 1995-04-17 1996-11-01 Matsushita Electric Ind Co Ltd スイッチング電源装置
US6134123A (en) * 1999-12-06 2000-10-17 Sanken Electric Co., Ltd. Switch-mode DC power supply, monolithic IC and hybrid IC for the same
US6320763B2 (en) * 2000-01-11 2001-11-20 Murata Manufacturing Co., Ltd. Switching power supply unit
US6812682B2 (en) * 2001-12-06 2004-11-02 Matsushita Electric Industrial Co., Ltd. Switching power supply unit and semiconductor device for switching power supply
US6960906B2 (en) * 2002-12-20 2005-11-01 Matsushita Electric Industrial Co., Ltd. Switching power supply
US7208985B2 (en) * 2004-03-31 2007-04-24 Matsushita Electric Industrial Co., Ltd. Semiconductor device for controlling switching power supply

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100053998A1 (en) * 2008-08-26 2010-03-04 Sanken Electric Co., Ltd. Switching power supply device
US8199533B2 (en) * 2008-08-26 2012-06-12 Sanken Electric Co., Ltd. Switching power supply device
US20130051088A1 (en) * 2010-06-15 2013-02-28 Panasonic Corporation Switching power supply device and semiconductor device
US9030849B2 (en) * 2010-06-15 2015-05-12 Panasonic Intellectual Property Management Co., Ltd. Switching power supply device and semiconductor device
US20140177286A1 (en) * 2012-12-20 2014-06-26 Fuji Electric Co., Ltd. Quasi-resonant switching power supply
US9627977B2 (en) * 2012-12-20 2017-04-18 Fuji Electric Co., Ltd. Quasi-resonant switching power supply

Also Published As

Publication number Publication date
KR20060052420A (ko) 2006-05-19
JP4033855B2 (ja) 2008-01-16
CN100499336C (zh) 2009-06-10
CN1770612A (zh) 2006-05-10
US20060092671A1 (en) 2006-05-04
JP2006136034A (ja) 2006-05-25

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